MIL-DTL-38999 Series II connectors are designed for rugged environments, featuring up to 128 contacts in an insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for harsh conditions. Available in various mounting styles such as front wall mount, rear wall mount, jam nut, and more, they offer versatility in installation. The connectors come in aluminum shells with plating options including cadmium and nickel, ensuring durability and corrosion resistance. Utilizing M39029 rear release crimp contacts, they provide reliable connectivity. RoHS compliant finishes are also available. Perfect for military and industrial applications, these connectors meet stringent quality standards for performance and longevity.